Induction of Labour

Question 1

What is induction of labour?

Answer 1

Planned initiation of labour prior to spontaneous onset

Question 2

What are the maternal indications for IOL?

Answer 2

PET
Poor obstetric history
Medical disorders; renal/ CTD

Question 3

What are the foetal indications for OIL?

Answer 3

Suspected IUGR
Rhesus isoimmunization
Antepartum haemorrhage
PROM

Question 4

What are the mixed indications for IOL?

Answer 4

Post dates pregnancy
DM
Obstetric cholestasis

Question 5

What makes up a bishop’s score?

Answer 5

Consistency
Position 
Dilation 
Length
Station

Question 6

What is a bishop’s score of 0?

Answer 6

Consistency; firm 
Position; posterior
Dilatation; 0-1cm 
Length; 2-4cm 
Station; -3

Question 7

What is a bishop’s score of 1?

Answer 7

Consistency; average
Position; mid 
Dilation; 1-2cm 
Length 1-2cm 
Station; -3

Question 8

What is a bishop’s score of 2?

Answer 8

Consistency; soft 
Position; anterior 
Dilatation; 2-4 cm 
Length; 0.5-1cm 
Station; -1/0

Question 9

What is a bishop’s score of 3?

Answer 9

Dilation >4cm
Length >0.5cm
Station; below spines

Question 10

What are the different methods for IOL?

Answer 10

Prostaglandins (prostin gel or pessary)
Mechanical; membrane sweep, foley balloon catheter
Amniotomy (artificial rupture of membranes)
IVI syntocinon